"Don't encourage this bad behavior." Photo of tourist's dangerous behavior at US national park sparks backlash: 'Don't be ...

From the reintroduction of grey wolves in Yellowstone National Park to throwing pufflings off cliffs, there are times when human intervention has proved successful ...

Yellowstone officials have repeatedly warned that bison — which can weigh up to 2,000 pounds and run as fast as 35 miles per ...

The story of wolves in Yellowstone National Park is one of the most successful—and scrutinized—wildlife restoration projects ...

FWP originally announced a $1,000 reward for information on a wolf killed in wolf management unit 313, just north of Yellowstone National Park. The three-wolf quota for the unit was reached by hunters ...

Yellowstone National Park is used to rule-breakers, but usually it's the tourists pushing their luck, not one of their own employees.

Every year, thousands of people flock to Yellowstone National Park armed with binoculars and cameras. They come for the geysers and thermal features, the soaring landscapes rimmed by tall peaks, ...

A tense video from Yellowstone National Park is resurfacing online — and reigniting outrage — after showing a tourist being ...

A pine marten that was teased by a squirrel into casing it in laps around a tree trunk shouldn’t feel bad. Squirrels evade ...

According to park officials, the woman and her daughter were heading back to their vehicle at Storm Point near Yellowstone Lake when they inadvertently approached the animal, causing it to charge. The ...

An investigation into the poaching of a collared research wolf in Montana, just outside Yellowstone National Park, has ...

If a wolf pack can bring down a bison, or locate a dead or dying bison, the carcass can sustain the pack for days.